11258289 has 30 divisors (see below), whose sum is σ = 19007586. Its totient is φ = 6420960.

The previous prime is 11258281. The next prime is 11258347. The reversal of 11258289 is 98285211.

11258289 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8643600 + 2614689 = 2940^2 + 1617^2 .

It is not a de Polignac number, because 11258289 - 2³ = 11258281 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11258281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 21349 + ... + 21869.

Almost surely, 2^11258289 is an apocalyptic number.

It is an amenable number.

11258289 is a deficient number, since it is larger than the sum of its proper divisors (7749297).

11258289 is an frugal number, since it uses more digits than its factorization.

11258289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555 (or 531 counting only the distinct ones).

The product of its digits is 11520, while the sum is 36.

The square root of 11258289 is about 3355.3373898909. The cubic root of 11258289 is about 224.1252554679.

The spelling of 11258289 in words is "eleven million, two hundred fifty-eight thousand, two hundred eighty-nine".